Home / 156,863.01-235,340.69-57,021.63

Finding the Fourth Proportional to 156,863.01, 235,340.69 and 57,021.63

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Solution

The fourth proportional to 156,863.01, 235,340.69 and 57,021.63 is: 85,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,863.01 : 235,340.69 = 57,021.63 : x
  2. Step 2: Convert to fraction form
    156,863.01/235,340.69 = 57,021.63/x
  3. Step 3: Cross multiply
    156,863.01x = 235,340.69 × 57,021.63
  4. Step 4: Simplify right side
    156,863.01x = 13,419,509,464.02
  5. Step 5: Solve for x
    x = 13,419,509,464.02/156,863.01
  6. Step 6: Final answer
    x = 85,549.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.